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Staff Fullstack Engineer, User Auth Experience

Canada Locations💼 Full-time🗓 2026-08-06 → 2026-09-26

Core

Designing and building the full-stack authentication platform (login, account security, access controls) for Stripe's Organizations product to serve millions of users.

Role type

Staff Fullstack Engineer (User Auth Experience)

Builds

Generalized authentication platform, secure APIs, UX/UI pieces, and analytics engines for account management.

Domain

Fintech / Identity & Access Management (IAM)

Deliverable

production ML models | product features

Required skills

Full-stack development, technical leadership, cross-team collaboration, trade-off analysis, security mindset, UX design, system architecture

Preferred skills

IAM concepts (SSO, MFA, RBAC), fraud detection, scalable system design, developer tooling

Technologies

None explicitly stated

Responsibilities

Build secure full-stack authentication machinery, drive technical decision-making, shape team roadmap and culture, partner with security and fraud teams, create reusable access control components

Seniority

Staff, hands-on IC with mentorship responsibilities

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